eduni.distributions
Class Invgamma

java.lang.Object
  |
  +--eduni.distributions.Generator
        |
        +--eduni.distributions.Invgamma

All Implemented Interfaces:

ContinuousGenerator, Seedable

public class Invgamma

extends Generator

implements ContinuousGenerator

A random number generator based on the invgamma distribution. automatically generated by MetaGenerator

Field Summary

Fields inherited from class eduni.distributions.Generator

distrib

Constructor Summary

Invgamma(double scale, double shape)
the seed is aumatically provided by the SeedGenerator

Invgamma(double scale, double shape, long seed)
The constructor with which a specific seed is set for the random number generator

Method Summary

double

sample() Generate a new random number.

Methods inherited from class eduni.distributions.Generator

getSeed, reseed, setSeed

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface eduni.distributions.Seedable

getSeed, reseed, setSeed

Constructor Detail

Invgamma

public Invgamma(double scale,
                double shape)

the seed is aumatically provided by the SeedGenerator

Parameters:

scale - : 0 < scale

shape - : 0 < shape

Invgamma

public Invgamma(double scale,
                double shape,
                long seed)

The constructor with which a specific seed is set for the random number generator

Parameters:

scale - : 0 < scale

shape - : 0 < shape

seed - The initial seed for the generator, two instances with the same seed will generate the same sequence of numbers

Method Detail

sample

public double sample()

Generate a new random number.

Specified by:

sample in interface ContinuousGenerator

Returns:

The next random number in the sequence